Simon Glass 21b9b14b49 x86: Add processor functions to halt and get stack pointer
Add a function to get the stack pointer and another to halt the CPU.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
2014-11-21 07:24:12 +01:00
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